part of speech
The job a word does in a sentence, like naming (noun) or describing (adjective).
pronoun
A word that takes the place of a noun, like she, it, they, mine.
relative pronoun
A pronoun that starts a clause describing a noun: who, whom, whose, which, that.
relative clause
A dependent clause that starts with a relative pronoun and tells more about a noun.
demonstrative
A pointing word: this, that, these, those.